Single-player games like Asteroid Destroyer
Below are 8 single-player Steam games similar to Asteroid Destroyer, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Asteroid Destroyer page.
Ranked picks
- 1

< STRECT >
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Control your ship and destroy all the enemies and bases that have appeared through teleportation! < STRECT > is a score-attack vertical shooter for 1 or 2 players. Enjoy simple shoot-and-dodge gameplay, rich destruction effects, and tons of hidden features.
- 2

VectaGuard
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Arcade-inspired shmup action where neon vector caverns explode with modern visuals, dynamic music, weapon upgrades and intense score chasing.
- 3

Metal Crisis
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
METAL CRISIS is a side-scrolling shoot 'em up inspired by 3D space shooters of the 90s. Pilot the most advanced ship Earth has created capable of acquiring enemy weapons as you battle through hordes of fighters and hulking bosses in it's war against the space colonies rebellion.
- 4

Void Signal
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
An immersive sci-fi space shooter where you pilot a ship through an anomalously expanding region of space. Analyze real-time scientific data, survive encounters with mysterious alien entities, make ethical decisions, and uncover hidden truths as the universe around you transforms.
- 5

Lober Lobe
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Shoot psychic orbs, collect useful thoughts, upgrade your Probe with speed, maneuverability, satellites, resistance and suppress negative thoughts in this Brain centric, procedurally generated bullet hell shoot 'em up.
- 6

RESHOOTER
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
RESHOOTER offers heart-pounding shoot-em-up action that elevates classic arcade gameplay to the next level. Dive into the retroflow with electrifying visuals, immersive audio, and captivating mechanics.
- 7

Galactic Mecha GunSuit
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
A linear danmaku shoot-em-up with some visual novel elements. Clear 6 stages across 4 difficult settings, each with unique enemy spawns, bullet patterns and boss phases. The game is structured to have each difficulty cleared in sequence, with the full plot unfolding across each one.
- 8

Incremental Space Defense Force League
Single-player alternative to Asteroid Destroyer — playable solo, no multiplayer required. Shares Action and Indie with Asteroid Destroyer.
Pilot an A.C.E combat craft in a incremental retro styled sci-fi shoot 'em up where every run earns data shards, unlocks upgrades via 7 skill trees, fight bosses, conquer 100 prestige levels and push deeper into a war against the Worms invading the colony.